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FY2026 GAA: ₱6.79T
PisoScan
DemoFor public education only. These blocks are built by PisoScan from published PhilGEPS records to show how a budget ledger like CADENA would work. No government agency created or signed them, and this is not an official ledger. How it works

Transaction details

API
Transaction action

CITY OF SANTIAGO, ISABELA Award a ₱991.0K contract to A. DE GUIA CONSTRUCTIONCities

Transaction hash:
bd78873f87d451fac95fab225a2d80cd26d6965a7e517c023bc8be816e3bb00d
Status:
Included and unchanged
Block:
#1,420 4,593 blocks after it
Position in block:
Transaction 32 of 53
Award day:
Apr 4, 2012 (14 yrs 7 mo ago)
Value:
₱990,950.53
Project:
Construction of Magsaysay Ave. Drainage System

Accountability

Bill Sec. 3 and 19
Responsible agency:
Accountable officer:
Not stated in the source. PhilGEPS does not publish who certified the award.
Certification:
Not certified No agency signed this record. Under CADENA the accountable officer would sign it with their own key.
Demo signature:
Block #1,420 signature valid Demo key, proves nothing about the governmentPublic key

Linked records: from budget to payment

Bill Sec. 5
  1. 1. Appropriation
    GAA line item · Sec. 5(b)
    The award does not say which budget line pays for it.
    Not published
  2. 2. Allotment release
    SARO / allotment · Sec. 5(c)(iii)
    Not published per project. DBM releases SAROs, but not linked to individual contracts.
    Not published
  3. 3. Cash allocation
    Notice of Cash Allocation · Sec. 5(c)(iv)
    Not published per project.
    Not published
  4. 4. Contract award
    Notice of Award (PhilGEPS) · Sec. 5(d)
    CITY OF SANTIAGO, ISABELA awarded it to A. DE GUIA CONSTRUCTION on 2012-04-04.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    No matching DPWH contract record (only DPWH contracts are listed with progress).
    Not published
  6. 6. Payment
    Disbursement voucher · Sec. 5(c)(viii)
    Not published. No public source shows how much of this contract has been paid.
    Not published
  7. 7. Completion
    Certificate of completion · Sec. 5(d)
    No completion certificate published.
    Not published
  8. 8. Audit
    COA annual audit report · Sec. 5(e)(iii)
    COA's CY2024 audit of City of Santiago gave a "qualified" opinion on its financial statements (not specific to this contract).
    Partly

1 of 8 documents found, 1 partly. Under CADENA every step would be published within 7 working days and linked to this record.

Tamper test: try changing this record

Demo

Edit the amount as if someone quietly changed the record. Your browser re-hashes it and walks up the chain. Nothing is saved.

  1. 1. Record fingerprint changed
    stored   bd78873f87…3bb00dnow      …
  2. 2. Block Merkle root changed
    stored   e047006fb8…669f8fnow      …
  3. 3. Block #1420 hash changed
    stored   a30a6fb6aa…8eb470now      …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (6 steps)

How this one record is tied to the block's Merkle root, without needing the other 52 records. Each step hashes the current value together with the sibling shown.

  1. leaf  bd78873f87d451fac95fab225a2d80cd26d6965a7e517c023bc8be816e3bb00d
  2. 01 R c3a3b9506b2c670a3b73375618e21601fd38f7d084583fe2f9c016771a65535b
  3. 02 R 87f234f4976f502b0c898ce2e93fd88d7195d7b656d49d13c487cb8b9ae90050
  4. 03 R 2fe0d5b1a729b7a35d0cf97353806ace2495750c9207343b39606d0e3cfd5776
  5. 04 R 8c6018caa213b6c69e1f622f7e03a3b892ba320ab32d617175590407c2581ba5
  6. 05 R 714709cc80b77da2636b82d944a0d8546c3ddf13e9bd6824c1b1a14872722070
  7. 06 L d96f68af1bc1672fe3918d111d8110ba3c1f32428cc1378abffa1bf113f9b85f
  8. root  e047006fb80588cf7c4e3d470bae80911eb7bb0097eab251527cb840eb669f8f